HKP HK Parts

HKP/H&K MP5 9mm Semi-Auto SEF Single Stage Trigger Pack This trigger pack starts as a factory F/A trigger pack before being converted into a semi-auto trigger pack and receiving single-stage...

HKP HK MP5 Minimalist Picatinny Rail Optic Mount Our new Picatinny style optic mount is a game changer for those who want a minimalist look on their MP5 or MP5K. You can have a Picatinny rail without...

HK MR556 & MR762 Eyelet Sling Adapter for Carrying Sling  New eyelet sling adapter for carrying slings. The perfect option for those who want to match their RAL8000 or tanodized handguards...

HKP HK Mark 23 Compensator / Rail Replacement Screw Replacement Screw for the HK Parts Mark 23 Rail Mount Compensators. This includes (1) screw. Compatible with: HK Parts MK23 rail mount...

HKP Beanie Get your hands on some of our premium apparel! Please note this beanie only has the HKP and MP5 logo printed on one side of the tag. 

HKP HK UMP Extended Top Rail - Red Nearly an 1" longer than the standard length top rail. This picatinny top rail allows the user to add an eotech, aimpoint, acog, etc. Made in the USA from aluminum...

HKP HK UMP & HK USC Extended Top Rail For Optics Nearly an 1" longer than the standard length top rail for mounting any Picatinny mount optic.  Made in the USA from 6061 aluminum and hard...

HK416C Complete Upper Kit - 9"  After years trying to get these back in. We finally bring you a rare unicorn of a find. With our complete 416c upper kit all that would be needed to complete...

HKP Hoodie - Black Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this hoodie is certain to catch an eye at the range! Cotton High fidelity...

HKP HK 416 A1/A3, MR556 Upper Receiver Forging HK Parts' very own 416 upper receiver forging. This is the first time that these forgings have been made available to the public. Our receivers come...

HKP HK MP5SD 9mm Barrel Port Brush The HKP MP5SD barrel port brush can be rotated in either direction for stiffer or softer cleaning when using our proprietary handle. Compatible with any brush...

HKP HK MP5K to MP5 Stock Adapter Our new MP5K to MP5 stock adapter is the perfect addition for those looking for a stock that provides a better line of sight and a better cheek rest position like the...